1 files changed, 1 insertions, 1 deletions
diff --git a/diff.c b/diff.c
index d7604b7195..9d1584e175 100644
--- a/diff.c
+++ b/diff.c
@@ -3399,7 +3399,7 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
 		DIFF_XDL_SET(options, IGNORE_WHITESPACE_CHANGE);
 	else if (!strcmp(arg, "--ignore-space-at-eol"))
 		DIFF_XDL_SET(options, IGNORE_WHITESPACE_AT_EOL);
-	else if (!strcmp(arg, "--ignore-case"))
+	else if (!strcmp(arg, "--ignore-case") || !strcmp(arg, "-i"))
 		DIFF_XDL_SET(options, IGNORE_CASE);
 	else if (!strcmp(arg, "--patience"))
 		options->xdl_opts = DIFF_WITH_ALG(options, PATIENCE_DIFF);